﻿<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>How to use CSS:External</title>
    <link rel="stylesheet" type="text/css" href="css/external.css">
</head>
<body>
<h2 class="h2-test">
    How to use CSS:Internal
</h2>

<div class="h2-test">
    hello world
</div>
</body>
</html>